[i=s] This post was last edited by paulhyde on 2014-9-15 08:54 [/i] Does anyone have the 2003 competition question A Voltage Controlled LC Oscillator (A)? Please send it to me! I'm working on this rec...
There is a FAT file system code that uses the dsp+usb system. I hope you can help explain the structure and flow chart of the entire code. If there are experts willing to help, please add qq: 30354573...
Specific requirements: 1. Have some software development experience. Two years of work experience for undergraduates and one year of work experience for masters. 2. Many positions: R&D, testing, QA, e...
The voltage difference of a single Schottky battery is relatively large, more than 1V. Is there a good circuit to prevent reverse current? Use multiple batteries at the same time!Is there a circuit di...
Without further ado, here are the pictures. The quality of the pictures taken at night is not good, so just take a look at them. I remember that it is the LPC1500 board, and it is indeed 1549. Regardl...
Circuit Function and AdvantagesThe circuit converts a high frequency single-ended input signal into a balanced differential signal for driving the AD7626 16-bit, 10 MSPS PulSAR ADC. The circuit uses t...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Electronics Design Contest
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